Hassan Rouhani cut a forlorn figure when he posted a picture on Twitter of him watching the World Cup match between Iran and Nigeria. Much like the game, which ended 0-0, he doesn't look terribly excited.

King Juan Carlos helped usher in democracy after the dictator Franco died in 1975, but recently the Spanish royal family has been mired in scandal after scandal. As he abdicates, we take a look at the best — and worst — of a controversial king.